/**
* Initialize DRI2 and pipe screen.
*/
static boolean
dri2_display_init_screen(struct native_display *ndpy)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
int fd;
if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) ||
!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) {
_eglLog(_EGL_WARNING, "GLX/DRI2 is not supported");
return FALSE;
}
dri2dpy->dri_driver = x11_screen_probe_dri2(dri2dpy->xscr,
&dri2dpy->dri_major, &dri2dpy->dri_minor);
fd = x11_screen_enable_dri2(dri2dpy->xscr,
dri2_display_invalidate_buffers, &dri2dpy->base);
if (fd < 0)
return FALSE;
dri2dpy->base.screen =
dri2dpy->event_handler->new_drm_screen(&dri2dpy->base,
dri2dpy->dri_driver, fd);
if (!dri2dpy->base.screen) {
_eglLog(_EGL_DEBUG, "failed to create DRM screen");
return FALSE;
}
return TRUE;
}
static boolean
dri2_display_get_pixmap_format(struct native_display *ndpy,
EGLNativePixmapType pix,
enum pipe_format *format)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
boolean ret = EGL_TRUE;
uint depth;
depth = x11_drawable_get_depth(dri2dpy->xscr, (Drawable) pix);
switch (depth) {
case 32:
case 24:
*format = PIPE_FORMAT_B8G8R8A8_UNORM;
break;
case 16:
*format = PIPE_FORMAT_B5G6R5_UNORM;
break;
default:
*format = PIPE_FORMAT_NONE;
ret = EGL_FALSE;
break;
}
return ret;
}
static struct native_surface *
dri2_display_create_pixmap_surface(struct native_display *ndpy,
EGLNativePixmapType pix,
const struct native_config *nconf)
{
struct dri2_surface *dri2surf;
if (!nconf) {
struct dri2_display *dri2dpy = dri2_display(ndpy);
uint depth, nconf_depth;
int i;
depth = x11_drawable_get_depth(dri2dpy->xscr, (Drawable) pix);
for (i = 0; i < dri2dpy->num_configs; i++) {
nconf_depth = util_format_get_blocksizebits(
dri2dpy->configs[i].base.color_format);
/* simple depth match for now */
if (depth == nconf_depth ||
(depth == 24 && depth + 8 == nconf_depth)) {
nconf = &dri2dpy->configs[i].base;
break;
}
}
if (!nconf)
return NULL;
}
dri2surf = dri2_display_create_surface(ndpy,
(Drawable) pix, nconf->color_format);
return (dri2surf) ? &dri2surf->base : NULL;
}
static struct dri2_surface *
dri2_display_create_surface(struct native_display *ndpy,
Drawable drawable,
enum pipe_format color_format)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
struct dri2_surface *dri2surf;
dri2surf = CALLOC_STRUCT(dri2_surface);
if (!dri2surf)
return NULL;
dri2surf->dri2dpy = dri2dpy;
dri2surf->drawable = drawable;
dri2surf->color_format = color_format;
dri2surf->base.destroy = dri2_surface_destroy;
dri2surf->base.present = dri2_surface_present;
dri2surf->base.validate = dri2_surface_validate;
dri2surf->base.wait = dri2_surface_wait;
if (drawable) {
x11_drawable_enable_dri2(dri2dpy->xscr, drawable, TRUE);
/* initialize the geometry */
dri2_surface_update_buffers(&dri2surf->base, 0x0);
util_hash_table_set(dri2surf->dri2dpy->surfaces,
(void *) dri2surf->drawable, (void *) &dri2surf->base);
}
return dri2surf;
}
static int
dri2_display_authenticate(void *user_data, uint32_t magic)
{
struct native_display *ndpy = user_data;
struct dri2_display *dri2dpy = dri2_display(ndpy);
return x11_screen_authenticate(dri2dpy->xscr, magic);
}
static boolean
dri2_display_unbind_wayland_display(struct native_display *ndpy,
struct wl_display *wl_dpy)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
if (!dri2dpy->wl_server_drm)
return FALSE;
wayland_drm_uninit(dri2dpy->wl_server_drm);
dri2dpy->wl_server_drm = NULL;
return TRUE;
}
static boolean
dri2_display_bind_wayland_display(struct native_display *ndpy,
struct wl_display *wl_dpy)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
if (dri2dpy->wl_server_drm)
return FALSE;
dri2dpy->wl_server_drm = wayland_drm_init(wl_dpy,
x11_screen_get_device_name(dri2dpy->xscr),
&wl_drm_callbacks, ndpy, 0);
if (!dri2dpy->wl_server_drm)
return FALSE;
return TRUE;
}
static void
dri2_display_destroy(struct native_display *ndpy)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
FREE(dri2dpy->configs);
if (dri2dpy->base.screen)
dri2dpy->base.screen->destroy(dri2dpy->base.screen);
if (dri2dpy->surfaces)
util_hash_table_destroy(dri2dpy->surfaces);
if (dri2dpy->xscr)
x11_screen_destroy(dri2dpy->xscr);
if (dri2dpy->own_dpy)
XCloseDisplay(dri2dpy->dpy);
FREE(dri2dpy);
}
static void
dri2_display_invalidate_buffers(struct x11_screen *xscr, Drawable drawable,
void *user_data)
{
struct native_display *ndpy = (struct native_display* ) user_data;
struct dri2_display *dri2dpy = dri2_display(ndpy);
struct native_surface *nsurf;
struct dri2_surface *dri2surf;
nsurf = (struct native_surface *)
util_hash_table_get(dri2dpy->surfaces, (void *) drawable);
if (!nsurf)
return;
dri2surf = dri2_surface(nsurf);
dri2surf->server_stamp++;
dri2dpy->event_handler->invalid_surface(&dri2dpy->base,
&dri2surf->base, dri2surf->server_stamp);
}
static void
dri2_display_destroy(struct native_display *ndpy)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
FREE(dri2dpy->configs);
if (dri2dpy->base.screen)
dri2dpy->base.screen->destroy(dri2dpy->base.screen);
if (dri2dpy->surfaces)
util_hash_table_destroy(dri2dpy->surfaces);
#ifdef HAVE_WAYLAND_BACKEND
wayland_drm_bufmgr_destroy(ndpy->wayland_bufmgr);
#endif
if (dri2dpy->xscr)
x11_screen_destroy(dri2dpy->xscr);
if (dri2dpy->own_dpy)
XCloseDisplay(dri2dpy->dpy);
FREE(dri2dpy);
}
/**
* Initialize DRI2 and pipe screen.
*/
static boolean
dri2_display_init_screen(struct native_display *ndpy)
{
struct dri2_display *dri2dpy = dri2_display(ndpy);
int fd;
if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) ||
!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) {
_eglLog(_EGL_WARNING, "GLX/DRI2 is not supported");
return FALSE;
}
dri2dpy->dri_driver = x11_screen_probe_dri2(dri2dpy->xscr,
&dri2dpy->dri_major, &dri2dpy->dri_minor);
fd = x11_screen_enable_dri2(dri2dpy->xscr,
dri2_display_invalidate_buffers, &dri2dpy->base);
if (fd < 0)
return FALSE;
dri2dpy->base.screen =
dri2dpy->event_handler->new_drm_screen(&dri2dpy->base,
dri2dpy->dri_driver, fd);
if (!dri2dpy->base.screen) {
_eglLog(_EGL_DEBUG, "failed to create DRM screen");
return FALSE;
}
#ifdef HAVE_WAYLAND_BACKEND
dri2dpy->base.wayland_bufmgr = wayland_drm_bufmgr_create(
dri2_display_authenticate, dri2dpy,
x11_screen_get_device_name(dri2dpy->xscr));
#endif
return TRUE;
}